AIR CONDITIONING – Saturn L300 2005 – SYSTEM WIRING DIAGRAMS

AIR CONDITIONING

Compressor Wiring Diagram for Saturn L300 2005

List of elements for Compressor Wiring Diagram for Saturn L300 2005:

• (left side of engine compt) underhood fuse block
• +5v
• A/c
• A/c comp- ressor diode
• A/c fuse 10a
• A/c on led
• A/c on/off
• A/c press
• A/c refrigerant pressure sensor
• A/c relay
• A/c request
• A/c switch
• A10
• Blower switch
• Body control module (bcm) (mounted to top of glove box)
• C11
• C12
• Can high
• Can low
• Compressor clutch (at lower left front of engine)
• Computer data lines system
• D10
• Eng cntl 1 fuse 10a
• Engine control module (ecm) (on top right rear of engine)
• Engine controls system
• G110 (at front left side of transmission)
• G300
• H12
• Hot at all times
• Hot in run or start
• Hvac control module (at lower center of dash)
• Ign 3 relay (energized in run)
• K11
• Left i/p fuse block (behind left kick panel)
• M11
• N11
• Off
• Return
• Sp300 (under center console)
• Tan

Manual A/C Wiring Diagram (1 of 2) for Saturn L300 2005

List of elements for Manual A/C Wiring Diagram (1 of 2) for Saturn L300 2005:

• (at rear of engine
• (left side of engine compt) underhood fuse block
• (on top right rear of engine) engine control module (ecm)
• +5v
• A/c compresser diode
• A/c compressor clutch (at lower left front of engine)
• A/c fuse 10a
• A/c led
• A/c on/off input
• A/c press
• A/c refrigerant pressure sensor
• A/c relay
• A/c request input
• A/c request output
• A/c switch
• A1 c2
• A10
• A12
• B11
• Blower motor (on hvac assembly)
• Blower motor resistor assembly (behind right side of dash)
• Blower switch
• Body control module (bcm) (mounted to top of glove box)
• C1 d10
• C11
• C12
• Can high
• Can low
• Compt, taped to engine harness)
• Def
• Def mode input
• Dim illumination
• Ect sensor
• Eng cntl 1 fuse 10a
• Engine controls system
• Engine coolant temperature (ect) sensor (in lower coolant passage of left cylinder head)
• F1 c1
• Fan 1 ctrl
• Fan 2 ctrl
• Fresh output
• G110 (at front left side of transmission)
• G300
• G304 (at left side of engine compt, near strut tower)
• G305 (under center console)
• Gnd
• H11
• H12
• Hot at all times
• Hot in run
• Hot in run or start
• Hvac control module (at lower center of dash)
• Ign
• Ign 3 fuse 10a
• Ign 3 relay
• Interior lights system
• K11
• K12
• Left i/p fuse block (behind left kick panel)
• Low reference
• M11
• Mode actuator (on hvac assembly)
• Mode input
• N11
• Off
• Pnk
• Recirc indicator
• Recirc on input
• Recirc output
• Recirculation actuator (on hvac assembly)
• Return
• S206 (in hvac harness)
• Sp105
• Sp300 (under center console)
• Tan
• Vent

Manual A/C Wiring Diagram (2 of 2) for Saturn L300 2005

List of elements for Manual A/C Wiring Diagram (2 of 2) for Saturn L300 2005:

• A12
• Battery
• Cool fan 1 fuse 30a
• Cool fan 2 fuse 30a
• Cool fan low ref
• Cool fan mtr med spd
• Cool fan mtr voltage
• Cooling fan 1 (at front of radiator)
• Cooling fan 2 (at rear of radiator)
• Cooling fan control module (near battery)
• F12
• G105 (at left front corner of engine compt, forward of battery)
• Ground
• Hi spd cool fan sig
• Hot at all times
• Low spd cool fan sig
• Red
• Sp103 (at left front corner of engine compt, near battery)
• Underhood fuse block (left side of engine compt)